Chicago-Latrobe Jobber Length Drill Bit, Heavy Duty, Series: 550ASP-TN, Metric/Imperial, 0.268 in - Metric Drill, 0.2677 in - Decimal Inch Drill, 4.291 in - Overall Length, 5XD Depth of Cut, 2 Flutes, Spiral Flute, 2.717 in - Flute Length, 0.268 in x 1.575 in ShL ank, Straight Shank, 135 Degree Point, Split Point, Right Hand Cutting Direction, M42 HSS-Co 8% Cutting Edge, No Through Coolant, M42 HSS-Co 8%, TIN Coated, Applicable Materials: Alloy Steel, Stainless Steel and Titanium